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Finding the Fourth Proportional to 73,307.97, 109,964.03 and 25,916.36

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Solution

The fourth proportional to 73,307.97, 109,964.03 and 25,916.36 is: 38,875.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,307.97 : 109,964.03 = 25,916.36 : x
  2. Step 2: Convert to fraction form
    73,307.97/109,964.03 = 25,916.36/x
  3. Step 3: Cross multiply
    73,307.97x = 109,964.03 × 25,916.36
  4. Step 4: Simplify right side
    73,307.97x = 2,849,866,709.13
  5. Step 5: Solve for x
    x = 2,849,866,709.13/73,307.97
  6. Step 6: Final answer
    x = 38,875.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.